// 引入Vue|Vue-router
import Vue from 'vue'
import Router from 'vue-router'

// 使用路由插件
Vue.use(Router)

/* 引入最外层骨架的一级路由组件*/
import Layout from '@/layout'

/**
 * Note: sub-menu only appear when route children.length >= 1
 * Detail see: https://panjiachen.github.io/vue-element-admin-site/guide/essentials/router-and-nav.html
 *
 * hidden: true                   if set true, item will not show in the sidebar(default is false)
 * alwaysShow: true               if set true, will always show the root menu
 *                                if not set alwaysShow, when item has more than one children route,
 *                                it will becomes nested mode, otherwise not show the root menu
 * redirect: noRedirect           if set noRedirect will no redirect in the breadcrumb
 * name:'router-name'             the name is used by <keep-alive> (must set!!!)
 * meta : {
    roles: ['admin','editor']    control the page roles (you can set multiple roles)
    title: 'title'               the name show in sidebar and breadcrumb (recommend set)
    icon: 'svg-name'/'el-icon-x' the icon show in the sidebar
    breadcrumb: false            if set false, the item will hidden in breadcrumb(default is true)
    activeMenu: '/example/list'  if set path, the sidebar will highlight the path you set
  }
 */

// 路由的配置：为什么不同用户登录我们的项目，菜单（路由）都是一样的？
// 因为咱们的路由‘死的’，不管你是谁，你能看见的，操作的菜单都是一样的
// 需要把项目中的路由进行拆分
//异步理由:不同的用户（角色），需要过滤筛选出的路由，称之为异步路由
//有的用户可以看见测试管理、有的看不见
export const asyncRoutes = [
  {
    name: 'Acl',
    path: '/acl',
    component: Layout,
    redirect: '/acl/user/list',
    meta: {
      title: 'menus.permit',
      icon: 'el-icon-lock'
    },
    children: [
      {
        name: 'User',
        path: 'user/list',
        component: () => import('@/views/acl/user/list'),
        meta: {
          title: 'menus.users'
        }
      },
      {
        name: 'Role',
        path: 'role/list',
        component: () => import('@/views/acl/role/list'),
        meta: {
          title: 'menus.roles'
        }
      },
      {
        name: 'RoleAuth',
        path: 'role/auth/:id',
        component: () => import('@/views/acl/role/roleAuth'),
        meta: {
          activeMenu: '/acl/role/list',
          title: 'menus.roleauth'
        },
        hidden: true
      },
      {
        name: 'Permission',
        path: 'permission/list',
        component: () => import('@/views/acl/permission/list'),
        meta: {
          title: 'menus.menu'
        }
      }
    ]
  },

  {
    path: '/product',
    component: Layout,
    name: 'Product',
    meta: { title: 'menus.goods', icon: 'el-icon-goods' },
    children: [
      {
        path: 'trademark',
        name: 'TradeMark',
        component: () => import('@/views/product/tradeMark'),
        meta: { title: 'menus.trademark' }
      },
      {
        path: 'attr',
        name: 'Attr',
        component: () => import('@/views/product/Attr'),
        meta: { title: 'menus.attribute' }
      },
      {
        path: 'spu',
        name: 'Spu',
        component: () => import('@/views/product/Spu'),
        meta: { title: 'menus.spu' }
      },
      {
        path: 'sku',
        name: 'Sku',
        component: () => import('@/views/product/Sku'),
        meta: { title: 'menus.sku' }
      }
    ]
  }
]
// 常量路由:就是不关用户是什么角色，都可以看见的路由
// 什么角色（超级管理员，普通员工）：登录、404、首页
export const constantRoutes = [
  {
    path: '/login',
    component: () => import('@/views/login/index'),
    hidden: true
  },

  {
    path: '/404',
    component: () => import('@/views/404'),
    hidden: true
  },

  {
    path: '/',
    component: Layout,
    redirect: '/dashboard',
    children: [
      {
        path: 'dashboard',
        name: 'Dashboard',
        component: () => import('@/views/dashboard'),
        meta: { title: 'menus.home', icon: 'dashboard' }
      }
    ]
  }
  // 异步理由:不同的用户（角色），需要过滤筛选出的路由，称之为异步路由
  // 有的用户可以看见测试管理、有的看不见
]

// 任意路由：当路径出现错误的时候重定向404
export const anyRoutes = { path: '*', redirect: '/404', hidden: true }

// 任意理由：

const createRouter = () =>
  new Router({
    // mode: 'history', // require service support
    scrollBehavior: () => ({ y: 0 }),
    // 因为注册的路由是‘死的’，‘活的’路由如果根据不同用户（角色）可以展示不同菜单
    routes: constantRoutes
  })

const router = createRouter()

// Detail see: https://github.com/vuejs/vue-router/issues/1234#issuecomment-357941465
export function resetRouter() {
  const newRouter = createRouter()
  router.matcher = newRouter.matcher // reset router
}

export default router
